<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <div id="app">
        <h1> {{ msg }}</h1>
    </div>
    <script src="../vue.min.js"></script>
    <script>
        var vm = new Vue({
            el: "#app",
            data: {
                msg: "vue.js起步!"
            },
        });
    </script>
</body>
</html>